Nissan Versa Forums - View Single Post - How To: Idle Air Volume Learning (Easy Way)
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post #9 of Old 06-02-2019, 08:54 AM
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If the up and down is within 100 rpm it can be normal if you are running a/c on an older engine. The a/c kicking on and off does it. It does not show until the engine gets more miles on it as new engines maintain idle speed better than old when you switch the load on and off.
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